4.17-stable review patch. If anyone has any objections, please let me know.
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From: Arnd Bergmann arnd@arndb.de
[ Upstream commit 83ed7d1fe2d2d4a11b30660dec20168bb473d9c1 ]
My randconfig builds came across an old missing dependency for ILA:
ERROR: "dst_cache_set_ip6" [net/ipv6/ila/ila.ko] undefined! ERROR: "dst_cache_get" [net/ipv6/ila/ila.ko] undefined! ERROR: "dst_cache_init" [net/ipv6/ila/ila.ko] undefined! ERROR: "dst_cache_destroy" [net/ipv6/ila/ila.ko] undefined!
We almost never run into this by accident because randconfig builds end up selecting DST_CACHE from some other tunnel protocol, and this one appears to be the only one missing the explicit 'select'.
From all I can tell, this problem first appeared in linux-4.9
when dst_cache support got added to ILA.
Fixes: 79ff2fc31e0f ("ila: Cache a route to translated address") Cc: Tom Herbert tom@herbertland.com Signed-off-by: Arnd Bergmann arnd@arndb.de Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- net/ipv6/Kconfig | 1 + 1 file changed, 1 insertion(+)
--- a/net/ipv6/Kconfig +++ b/net/ipv6/Kconfig @@ -108,6 +108,7 @@ config IPV6_MIP6 config IPV6_ILA tristate "IPv6: Identifier Locator Addressing (ILA)" depends on NETFILTER + select DST_CACHE select LWTUNNEL ---help--- Support for IPv6 Identifier Locator Addressing (ILA).